three runners A,B and C is running at 3 km/h, 7km,h and 13 km/h respectively on a circular road whose length is 12 km after how much time they will meet together
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Answer: 12 hours.
Solution:
Formula: Speed = Distance/Time.
Time taken by A to cover distance = 12/3 = 4.
Time taken by B to cover distance = 12/7.
Time taken by C to cover distance = 12/13.
LCM of 4, 12, 12 = 12.
They will meet again after 12 hours.
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Solution:
Formula: Speed = Distance/Time.
Time taken by A to cover distance = 12/3 = 4.
Time taken by B to cover distance = 12/7.
Time taken by C to cover distance = 12/13.
LCM of 4, 12, 12 = 12.
They will meet again after 12 hours.
hope it helps.
pls mark me as braimliest if u like this
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